Igwe nnwale ike ndọda LT-ZP18

Nkọwa Dị Mkpirikpi:

Igwe a na-eji agụba dọwaa ibe nnwale ahụ site na ụkpụrụ inertia nke pendulum swing, ma na-agbanwe mfu nke oriri ike ka ọ bụrụ ike ndọda ma na-egosi ya na ihe ntụaka.